Abhishek Kumar
Data engineer @ Virtusa | Snowflake SnowPro Core certified | AWS Cloud Practitioner Certified | Python | PySpark | ETL | Data integration| Query Optimization
- Role
- Senior Software Engineer at Virtusa
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Abhishek Kumar
Empowers businesses by leveraging Snowflake to develop data warehouse solutions that enhance data accessibility and optimize performance for stakeholders. The team automates workflows using Autosys, reducing manual tasks while ensuring seamless ETL processes through Informatica and Talend. Collaboration with AWS tools like Glue, Lambda, and Step Functions supports scalable data pipelines and serverless workflows. Snowflake utilities, stage and file upload features, time travel, fail safe, process writing, tasks, snow- pipe, SnowSQL. Handled semi-structured data like XML or JSON.Implemented data loading/unload processes in Snowflake, using Snowpipe, bulk loading, staged files, and unload to S3 for efficient data ingestion and export.Conducting query optimization for the Snowflake queries, resulting in reduced query time and improved operational efficiency by almost 90 percent.Proficiency in Snowflake utilities, query optimization, and AWS integration underscores a commitment to operational efficiency and innovative problem-solving.
Experience
Senior Software Engineer
Jan 2026 — Present · Bengaluru, IN
Education
Haldia Institute of Technology
Bachelor of Technology - BTech, Electrical engineering
2017 — 2021
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